Update default.yml

Author: mfranzke

.github/workflows/default.yml

@@ -27,7 +27,7 @@ jobs:
 
   deploy:
     uses: ./.github/workflows/02-deploy-gh-pages.yml
-    if: ${{ github.actor != 'dependabot[bot]' && github.event.pull_request == null || github.event.pull_request.head.repo.owner.login == 'dbsystel' }}
+    if: ${{ github.actor != 'dependabot[bot]' && (github.event.pull_request == null || github.event.pull_request.head.repo.owner.login == 'dbsystel') }}
     needs: [test, cypress, build-playground]
 
   publish: